APA (7e ed.) Bronvermelding
Hollingsworth, A., & et al. (2017). Macroeconomic conditions and opioid abuse. National Bureau of Economic Research.
Chicago (17e ed.) Bronvermelding
Hollingsworth, A., en et al. Macroeconomic Conditions and Opioid Abuse. Cambridge: National Bureau of Economic Research, 2017.
MLA (9e ed.) Bronvermelding
Hollingsworth, A., en et al. Macroeconomic Conditions and Opioid Abuse. National Bureau of Economic Research, 2017.
Let op: Deze citaties zijn niet altijd 100% accuraat.